Journal ArticleDOI
Determination of organic compounds in water using dispersive liquid-liquid microextraction
Mohammad Rezaee,Yaghoub Assadi,Mohammad Reza Milani Hosseini,Elham Aghaee,Fardin Ahmadi,Sana Berijani +5 more
TLDR
The ability of DLLME technique in the extraction of other organic compounds such as organochlorine pesticides, organophosphorus pesticides and substituted benzene compounds were studied.About:
This article is published in Journal of Chromatography A.The article was published on 2006-05-26. It has received 2959 citations till now. The article focuses on the topics: Extraction (chemistry) & Aqueous two-phase system.read more
Citations
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Journal ArticleDOI
Determination of traces of lead and cadmium using dispersive liquid-liquid microextraction followed by electrothermal atomic absorption spectrometry
TL;DR: In this article, a liquid-liquid microextraction with ammonium pyrrolidine dithiocarbamate is applied for the determination of very low concentrations of lead and cadmium in water samples.
Journal ArticleDOI
Application of vesicular coacervate phase for microextraction based on solidification of floating drop.
Morteza Moradi,Yadollah Yamini +1 more
TL;DR: Under optimum conditions, preconcentration factors and relative recoveries of the studied compounds were obtained in the range of 81-174 and 91-108%, respectively; and the performance of the method was comparable with that of solid-phase extraction as the reference method.
Journal ArticleDOI
Solvent microextraction: A review of recent efforts at automation
TL;DR: In addition to miniaturization, a greater effort is being made towards the automation of solvent microextraction (SME) procedures as discussed by the authors, which can be seen as an important area of research.
Journal ArticleDOI
Comparison of air-agitated liquid-liquid microextraction technique and conventional dispersive liquid-liquid micro-extraction for determination of triazole pesticides in aqueous samples by gas chromatography with flame ionization detection.
TL;DR: Two micro-extraction methods, air-agitated liquid-liquid microextraction (AALLME and DLLME), have been compared with each other by applying them for the analysis of five triazole pesticides in aqueous samples by gas chromatography with flame ionization detection (GC-FID).
Journal ArticleDOI
Development of Methods for Determination of Aflatoxins.
Lijuan Xie,Min Chen,Yibin Ying +2 more
TL;DR: This review covers the currently used analytical methods for the determination of aflatoxins in different food matrices, which includes sampling and sample preparation, sample pretreatment methods including extraction methods and purification methods of a flatoxin extracts, separation and determination methods.
References
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Journal ArticleDOI
Solid phase microextraction with thermal desorption using fused silica optical fibers
Journal ArticleDOI
Solvent microextraction into a single drop.
TL;DR: An analytical technique is described which combines solvent extraction with gas chromatographic (GC) analysis in a simple and inexpensive apparatus involving very little solvent consumption and is in good agreement with a convective-diffusive kinetic model.
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Analytical chemistry in a drop. Solvent extraction in a microdrop.
Hanghui Liu,Purnendu K. Dasgupta +1 more
TL;DR: This unique microextraction system is simple and flexible, permits automated backwashing, consumes only microquantities of organic solvents, and is capable of being coupled with other analytical systems.
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Liquid-Phase Microextraction in a Single Drop of Organic Solvent by Using a Conventional Microsyringe
Y. He and,Hian Kee Lee +1 more
TL;DR: In this article, two modes of liquid-phase microextraction (LPME) were developed for capillary gas chromatography, i.e., static and dynamic LPME, which involve the use of very small amounts of organic solvent in a conventional microsyringe.
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Mass Transfer Characteristics of Solvent Extraction into a Single Drop at the Tip of a Syringe Needle
TL;DR: In this article, the authors measured the amount of a sample compound extracted into a 1-μL drop of n-octane suspended in a stirred aqueous solution from the tip of a microsyringe needle.